2157         mWriteAckSequence(0),  in PlaybackThread()
3119     if ((mWriteAckSequence & 1) && (sequence == mWriteAckSequence)) {  in resetWriteBlocked()
3120         mWriteAckSequence &= ~1;  in resetWriteBlocked()
3587             ALOGW_IF(mWriteAckSequence & 1, "threadLoop_write(): out of sequence write request");  in threadLoop_write()
3588             mWriteAckSequence += 2;  in threadLoop_write()
3589             mWriteAckSequence |= 1;  in threadLoop_write()
3591             mCallbackThread->setWriteBlocked(mWriteAckSequence);  in threadLoop_write()
3602             mWriteAckSequence &= ~1;  in threadLoop_write()
3604             mCallbackThread->setWriteBlocked(mWriteAckSequence);  in threadLoop_write()
5432         mWriteAckSequence = (mWriteAckSequence + 2) & ~1;  in threadLoop_standby()
5435         mCallbackThread->setWriteBlocked(mWriteAckSequence);  in threadLoop_standby()
7211         mWriteAckSequence(0),  in AsyncCallbackThread()
7231             while (!((mWriteAckSequence & 1) ||  in threadLoop()
7242                   mWriteAckSequence, mDrainSequence);  in threadLoop()
7243             writeAckSequence = mWriteAckSequence;  in threadLoop()
7244             mWriteAckSequence &= ~1;  in threadLoop()
7280     mWriteAckSequence = sequence << 1;  in setWriteBlocked()
7287     if (mWriteAckSequence & 2) {  in resetWriteBlocked()
7288         mWriteAckSequence |= 1;  in resetWriteBlocked()
7602           mWriteAckSequence, mDrainSequence);  in waitingAsyncCallback_l()
7603     if (mUseAsyncWrite && ((mWriteAckSequence & 1) || (mDrainSequence & 1))) {  in waitingAsyncCallback_l()
7628         mWriteAckSequence = (mWriteAckSequence + 2) & ~1;  in flushHw_l()
7631         mCallbackThread->setWriteBlocked(mWriteAckSequence);  in flushHw_l()